Today's Medicine with Yesterday's Values

We are delighted to welcome Ari Katz, MD to our practice. Dr. Katz has spent several years as an attending physician in the Northwestern system developing outstanding clinical skills and expansive knowledge of a wide range of medical issues. He attended the Ohio State University’s honors program from which he graduated magna cum laude. He attended medical school at the well respected American Medical Program at Tel Aviv University and is grateful to have become fluent in Hebrew. He returned to the U.S. to complete his residency in internal medicine at the University of Illinois College of Medicine at Chicago.

Dr. Katz maintains hospital privileges at both Northwestern Lake Forest Hospital and Highland Park Hospital. Dr. Katz will begin treating patients in January 2023.

Dr. Ari Katz, MD

Forward Focus Features

Personalized Doctor Attention

Personalized Attention

Personalized Attention

  • Undivided attention from your physician during lengthy appointments
  • 24/7 access to your physician via phone, email or text
  • Same-day scheduling
  • Unparalleled support staff who treat you like family
Coordination of Care

Coordination of Care

Coordination of Care

  • Referrals to trusted specialists and advocacy on your behalf
  • Help in navigating medical decisions and interpreting results
  • Daily visits when hospitalized at Lake Forest and Highland Park Hospital
State of the Art Medical Care

State of the Art Medical Care

State of the Art Medical Care

  • Outstanding symptom management and acute care
  • Medical sophistication and the time to provide comprehensive evaluation and diagnosis
  • Clinical expertise in all aspects of internal medicine
Wellness Partners for Comprehensive Care

Emphasis on Prevention & Wellness

Emphasis on Prevention & Wellness

  • Focus on lifestyle issues and behavioral changes
  • Proactive health plans and strategies to prevent disease
  • On-site access to wellness providers in nutrition and Ear Nose & Throast (ENT)
  • Regularly scheduled educational seminars on a variety of personal health topics

Latest News & Events

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"Dr. Schaffel is a truly gifted doctor. Not only does he possess the knowledge and the skills that make him a wonderful practitioner of medicine, but Dr. Schaffel is that rare physician who makes you feel like you are his only patient. He gives the patient the comfort needed to openly discuss health issues so they can be... Read More

- Dan Katz, Director, Enterprise Sales

"Dr. Lasin has surpassed all of my expectations as a physician. He is always patient and caring, while also being so capable and knowledgeable. With great confidence, I have recommended him to many of my friends and family members. "

- Marc Alberts

"Dr. Steve Lasin has been my Primary Care Physician for many years. I consider him a trusted, caring, sympathetic and helpful physician. He always takes my concerns very seriously and never dismisses them as unimportant. He is an iconic member of the Northern Illinois and South Eastern Wisconsin medical community I would... Read More

- VP Emco Chemical

"I have a relationship with Dr. Schaffel and the entire staff of Forward Focus that is unequaled in my experience. Rebecca, Katie, Mel et al treat us like family. In one of our more serious discussions over the years he said, "I have your back." I firmly believe those four words, and am grateful that I have found a doctor/... Read More

- Steve Hipp

"Imagine having a great relationship with your Doctor... one where you come first, not the insurance companies, not the administrators and lawyers, not one overwhelmed by the demands of too many patients. You've just imagined Forward Focus. Forward Focus is awesome! "

- Craig Purse

"My husband, a patient of Dr. Steven Lasin's, was confronted with a medical emergency. Dr. Lasin was there for both of us providing his medical expertise as well as his psychological and physical support. Now, our 2 sons and I are all patients of Dr. Lasin! Dr. Lasin's practice of medicine is what "practicing medicine"... Read More

- Minde Korman

"I love Dr. Berliant.  She is caring and compassionate.  She is extremely thorough.  She is not an alarmist.  She always makes time for me.  She speaks to me in layman's terms.  The office staff is terrific.  "

- Liz Wellek

"In the short time Dr. Katz has been my primary care physician, I have found him to be very approachable and extremely thorough whether he is doing a physical exam or sharing results from tests or procedures.  He is a good listener and a good communicator and seems genuinely interested in getting and keeping me healthy,... Read More

- Tom Plummer

"Our experience with Dr. Katz and the Forward Focus medical office has been nothing short of exceptional. Dr. Katz and his team went above and beyond to ensure my mother’s well-being. Their unwavering dedication, extensive expertise, and compassionate approach were evident from the moment we joined the practice. Dr. Katz... Read More

- Ally Veres